[HBASE-12040] Performances issues with FilteredScanTest

• Type: Bug
• Status: Closed
• Priority: Critical
• Resolution: Invalid
• Affects Version/s: 0.99.1
• Assignee: Unassigned
• Reporter: Jean-Marc Spaggiari
• Created: 21/Sep/14 12:09
• Updated: 17/Jun/22 17:24
• Resolved: 30/Sep/14 23:14

Description

While testing 0.99.0RC1 release performances, compared to 0.98.6, figured that:

• FilteredScanTest is 100 times slower;
• RandomReadTest is 1.5 times slower;
• RandomSeekScanTest is 3.2 times slower;
• RandomScanWithRange10Test is 1,2 times slower;
• RandomScanWithRange100Test is 1,3 times slower;
• RandomScanWithRange1000Test is 4 times slower;
• SequentialReadTest is 1,7 times slower;
• SequentialWriteTest is just a bit faster;
• RandomWriteTest is just a bit faster;
• GaussianRandomReadBenchmark is just a beat slower;
• SequentialReadBenchmark is 1,1 times slower;
• SequentialWriteBenchmark is 1,1 times slower;
• UniformRandomReadBenchmark crashed;
• UniformRandomSmallScan is 1,3 times slower.